Putter head



FIG. 1 is a perspective view of a putter head showing my new design;

FIG. 2 is a side elevational view thereof, the side not shown being a mirror image of the side shown;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom view thereof;

FIG. 5 is an elevational view as seen from the right side of FIG. 2; and,

FIG. 6 is an elevational view as seen from the left side of FIG. 2. 

The ornamental design for a putter head, as shown and described. 